CAD

A free 3D model definitely can save your budget and deadline. On average, a modeler saves over 2 hours of modeling time when they could get a free 3D model. Today, 3D models are used in a wide variety of industries.
Eames Molded Plastic Chairs - Products. Charles and Ray Eames realized their first successful, single-shell form in 1950 with the Molded Fiberglass Chairs.

However, when the environmental risks associated with fiberglass production became more widely understood, the decision was made to discontinue fiberglass shell production until a more suitable material could be found. In 2004, Herman Miller reintroduced the Molded Plastic Chair in polypropylene.
Catalog of DWG blocks Pumps - (p.2)
Free CAD blocks library - content for AutoCAD, AutoCAD LT, Revit, Inventor and other 2D and 3D CAD applications by Autodesk. CAD blocks and files can be downloaded in the formats DWG, RFA, IPT. You can exchange useful blocks and symbols with other CAD users.